diff --git a/src/main/java/eu/siacs/conversations/Config.java b/src/main/java/eu/siacs/conversations/Config.java
index 3ddf5fe0e..191ba06f5 100644
--- a/src/main/java/eu/siacs/conversations/Config.java
+++ b/src/main/java/eu/siacs/conversations/Config.java
@@ -54,7 +54,7 @@ public final class Config {
 
     public static final boolean USE_RANDOM_RESOURCE_ON_EVERY_BIND = false;
 
-    public static final boolean MESSAGE_DISPLAYED_SYNCHRONIZATION = false;
+    public static final boolean MESSAGE_DISPLAYED_SYNCHRONIZATION = true;
 
     public static final boolean ALLOW_NON_TLS_CONNECTIONS =
             false; // very dangerous. you should have a good reason to set this to true